Analysis Version
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History
Back to Study: Physiological role for nitrate-reducing oral bacte...
correlational
45
Pro
0
Against

When nitrite levels in the blood went down after using mouthwash, blood pressure went up, and this connection was strong enough to be statistically significant.

Evidence Quality Assessment

Claim Status

appropriately stated

Study Design Support

Design supports claim

Appropriate Language Strength

association

Can only show association/correlation

Assessment Explanation

The study design supports describing the correlation between nitrite levels and blood pressure changes. The language 'was significantly correlated' appropriately reflects the statistical relationship without implying causation.

More Accurate Statement

“In healthy young adults, the reduction in plasma nitrite levels after disrupting oral nitrate-reducing bacteria was significantly associated with increases in systolic blood pressure (r² = 0.56, p = 0.002).”

Evidence from Studies

Supporting (1)

45
45

Physiological role for nitrate-reducing oral bacteria in blood pressure control

Randomized Controlled Trial
Human
2013 Feb

Contradicting (0)

0
No contradicting evidence found

Source Study

Physiological role for nitrate-reducing oral bacteria in blood pressure control

Score: 45
DOI: 10.1016/j.freeradbiomed.2012.11.013

Similar Assertions

When bacteria that help convert nitrate to nitrite in the mouth are reduced, blood pressure tends to go up by a small amount (2-3.5 mmHg for systolic and 2-2.2 mmHg for diastolic).

45
0
97%

Bacteria in the mouth help regulate blood pressure by converting nitrate to nitrite, which is part of the body's natural blood pressure control system.

72
53
90%

Even when people ate a diet low in nitrate, using the special mouthwash still increased their blood pressure, which suggests the effect comes from the body's own nitrate recycling process.

45
0
90%

When mouth bacteria are disrupted, blood pressure goes up regardless of how it's measured - whether at the doctor's office, at home, or with a 24-hour monitor.

45
0
89%

The link between oral bacteria that convert nitrates to nitrites and blood pressure is stronger in people who don't have high blood pressure already.

53
0
88%